path: root/sound/soc/codecs/wm5100-tables.c

/*
 * wm5100-tables.c  --  WM5100 ALSA SoC Audio driver data
 *
 * Copyright 2011 Wolfson Microelectronics plc
 *
 * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
 *
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

#include "wm5100.h"

bool wm5100_volatile_register(struct device *dev, unsigned int reg)
{
	switch (reg) {
	case WM5100_SOFTWARE_RESET:
	case WM5100_DEVICE_REVISION:
	case WM5100_FX_CTRL:
	case WM5100_INTERRUPT_STATUS_1:
	case WM5100_INTERRUPT_STATUS_2:
	case WM5100_INTERRUPT_STATUS_3:
	case WM5100_INTERRUPT_STATUS_4:
	case WM5100_INTERRUPT_RAW_STATUS_2:
	case WM5100_INTERRUPT_RAW_STATUS_3:
	case WM5100_INTERRUPT_RAW_STATUS_4:
	case WM5100_OUTPUT_STATUS_1:
	case WM5100_OUTPUT_STATUS_2:
	case WM5100_INPUT_ENABLES_STATUS:
	case WM5100_MIC_DETECT_3:
		return 1;
	default:
		if ((reg >= WM5100_DSP1_PM_0 && reg <= WM5100_DSP1_PM_1535) ||
		    (reg >= WM5100_DSP1_ZM_0 && reg <= WM5100_DSP1_ZM_2047) ||
		    (reg >= WM5100_DSP1_DM_0 && reg